Even worse given a complex enough system with many different devices it can be hard to tell exactly where those problems are coming from.
Vga display cable troubleshooting.
Here are some steps to take.
Unplug their power cables.
Plug the power cable back too.
There some proble with the vga port.
These problems can be the results of a bad connector or port on the video graphics array monitor or a bad signal being sent through the vga to hdmi cable.
Before considering troubleshooting options make sure your device is up to date.
It is essential to verify if the problem is inherent with the monitor video card gpu or video settings on your pc.
It is also commonly used for entertainment systems.
Turn off your computer and monitor.
A straightforward way to identify this is to connect the pc to a known good external monitor or tv and ensure that the display s video vga dvi hdmi or displayport cables are firmly connected to the video ports on the pc and the monitor.
Vga monitor cable is used to connect computer monitors to their computers.
Wait a few minutes.
Unfortunately it is not perfect and will occasionally develop problems.
Afterwards reconnect the vga cable to the computer and monitor.
In this video i show that how to fix problem related vga computer monite.